Calendar Worksheet for Maths Olympiad

Maths Olympiad topic 12: Calendar puzzles · Set 679 · 40 questions

How to solve it (Throw away the weeks): Count the days between the two dates (use the month lengths: 30 or 31, February 28 in an ordinary year). Divide by 7: whole weeks do not change the day; the remainder does. Count the remainder on from the starting day.

1. 1.If 15 March is a Sunday, what day of the week is 23 March? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
2. 2.If 12 November is a Thursday, what day of the week is 9 December? (a) Tuesday (b) Thursday (c) Wednesday (d) Friday
3. 3.Today is Friday. What day of the week will it be after 63 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
4. 4.If 10 October is a Monday, what day of the week is 4 November? (a) Sunday (b) Saturday (c) Friday (d) Thursday
5. 5.If 11 August is a Tuesday, what day of the week is 21 August? (a) Thursday (b) Saturday (c) Sunday (d) Friday
6. 6.Today is Wednesday. What day of the week will it be after 30 days? (a) Friday (b) Thursday (c) Saturday (d) Sunday
7. 7.Today is Wednesday. What day of the week will it be after 16 days? (a) Sunday (b) Saturday (c) Thursday (d) Friday
8. 8.Today is Tuesday. What day of the week will it be after 77 days? (a) Wednesday (b) Monday (c) Thursday (d) Tuesday
9. 9.If 30 October is a Monday, what day of the week is 8 November? (a) Thursday (b) Wednesday (c) Tuesday (d) Friday
10. 10.If 9 December is a Wednesday, what day of the week is 21 December? (a) Tuesday (b) Wednesday (c) Sunday (d) Monday
11. 11.If 30 October is a Saturday, what day of the week is 16 November? (a) Thursday (b) Wednesday (c) Tuesday (d) Monday
12. 12.If 5 August is a Friday, what day of the week is 21 August? (a) Sunday (b) Tuesday (c) Saturday (d) Monday
13. 13.If 8 May is a Thursday, what day of the week is 24 May? (a) Saturday (b) Sunday (c) Monday (d) Friday
14. 14.If 12 August is a Thursday, what day of the week is 20 September? (a) Tuesday (b) Sunday (c) Wednesday (d) Monday
15. 15.If 12 June is a Wednesday, what day of the week is 19 July? (a) Saturday (b) Thursday (c) Friday (d) Sunday
16. 16.If 14 August is a Wednesday, what day of the week is 23 August? (a) Sunday (b) Thursday (c) Friday (d) Saturday
17. 17.Today is Sunday. What day of the week will it be after 43 days? (a) Tuesday (b) Sunday (c) Monday (d) Wednesday
18. 18.If 14 March is a Monday, what day of the week is 27 March? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
19. 19.If 15 April is a Saturday, what day of the week is 4 May? (a) Wednesday (b) Saturday (c) Friday (d) Thursday
20. 20.If 8 August is a Tuesday, what day of the week is 18 August? (a) Sunday (b) Friday (c) Saturday (d) Thursday
21. 21.If 15 January is a Monday, what day of the week is 30 January? (a) Tuesday (b) Thursday (c) Monday (d) Wednesday
22. 22.If 15 May is a Monday, what day of the week is 28 May? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
23. 23.Today is Tuesday. What day of the week will it be after 79 days? (a) Wednesday (b) Friday (c) Thursday (d) Saturday
24. 24.If 8 October is a Wednesday, what day of the week is 17 October? (a) Thursday (b) Saturday (c) Friday (d) Sunday
25. 25.If 10 January is a Friday, what day of the week is 18 January? (a) Monday (b) Sunday (c) Friday (d) Saturday
26. 26.If 14 October is a Saturday, what day of the week is 3 November? (a) Sunday (b) Saturday (c) Thursday (d) Friday
27. 27.If 26 August is a Saturday, what day of the week is 3 September? (a) Sunday (b) Saturday (c) Monday (d) Tuesday
28. 28.Today is Monday. What day of the week will it be after 68 days? (a) Sunday (b) Friday (c) Monday (d) Saturday
29. 29.If 28 May is a Friday, what day of the week is 2 June? (a) Thursday (b) Friday (c) Wednesday (d) Tuesday
30. 30.If 8 December is a Monday, what day of the week is 23 December? (a) Monday (b) Wednesday (c) Thursday (d) Tuesday
31. 31.Today is Sunday. What day of the week will it be after 64 days? (a) Sunday (b) Wednesday (c) Tuesday (d) Monday
32. 32.If 15 January is a Thursday, what day of the week is 30 January? (a) Saturday (b) Thursday (c) Friday (d) Sunday
33. 33.If 4 January is a Monday, what day of the week is 18 January? (a) Tuesday (b) Monday (c) Sunday (d) Wednesday
34. 34.If 12 March is a Saturday, what day of the week is 22 March? (a) Monday (b) Wednesday (c) Tuesday (d) Thursday
35. 35.If 10 October is a Sunday, what day of the week is 24 October? (a) Monday (b) Tuesday (c) Saturday (d) Sunday
36. 36.Today is Sunday. What day of the week will it be after 96 days? (a) Thursday (b) Friday (c) Saturday (d) Sunday
37. 37.If 15 March is a Thursday, what day of the week is 24 March? (a) Monday (b) Sunday (c) Saturday (d) Friday
38. 38.If 30 March is a Tuesday, what day of the week is 9 April? (a) Saturday (b) Sunday (c) Friday (d) Thursday
39. 39.If 10 January is a Friday, what day of the week is 2 February? (a) Sunday (b) Saturday (c) Tuesday (d) Monday
40. 40.If 10 March is a Wednesday, what day of the week is 22 March? (a) Monday (b) Wednesday (c) Tuesday (d) Sunday

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